Home / 146,733.80-219,906.30-130,015.40

Finding the Fourth Proportional to 146,733.80, 219,906.30 and 130,015.40

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Solution

The fourth proportional to 146,733.80, 219,906.30 and 130,015.40 is: 194,850.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,733.80 : 219,906.30 = 130,015.40 : x
  2. Step 2: Convert to fraction form
    146,733.80/219,906.30 = 130,015.40/x
  3. Step 3: Cross multiply
    146,733.80x = 219,906.30 × 130,015.40
  4. Step 4: Simplify right side
    146,733.80x = 28,591,205,557.02
  5. Step 5: Solve for x
    x = 28,591,205,557.02/146,733.80
  6. Step 6: Final answer
    x = 194,850.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.